A gas at pressure PNm\(^{-2}\) and temperature 27°C is heated to 77°C at constant volume. The new pressure is
The following are some units i. Ns ii. Mm iii. Nm\(^-2\) iv. JKg\(^-1\). What are the units of latent heat?
Two resistors R1 and R2 are connected in parallel, R2 being greater than R1. The combined resistance is
